Home / 6,829.30-9,424.45-3,845.13

Finding the Fourth Proportional to 6,829.30, 9,424.45 and 3,845.13

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Solution

The fourth proportional to 6,829.30, 9,424.45 and 3,845.13 is: 5,306.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,829.30 : 9,424.45 = 3,845.13 : x
  2. Step 2: Convert to fraction form
    6,829.30/9,424.45 = 3,845.13/x
  3. Step 3: Cross multiply
    6,829.30x = 9,424.45 × 3,845.13
  4. Step 4: Simplify right side
    6,829.30x = 36,238,235.43
  5. Step 5: Solve for x
    x = 36,238,235.43/6,829.30
  6. Step 6: Final answer
    x = 5,306.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.